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2025-11-25 - 08:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Nov 25, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23721214081,7sleep20-21swapper/219:06:142
1672321200,0sleep30-21swapper/323:16:473
238482116107,6sleep30-21swapper/319:07:513
184642113103,7sleep10-21swapper/119:05:041
238012111102,6sleep00-21swapper/019:07:150
103352650,1sleep20-21swapper/221:10:202
324362640,1sleep30-21swapper/323:40:193
236162630,0sleep20-21swapper/222:18:462
236932620,0sleep00-21swapper/019:35:150
90032610,0sleep10-21swapper/100:00:201
305402570,0sleep00-21swapper/020:05:180
122832570,0sleep20-21swapper/223:00:202
53142560,0sleep30-21swapper/323:11:143
280512560,0sleep328059-21kthreadcore00:10:183
297082550,0sleep30-21swapper/300:26:093
185472550,0sleep30-21swapper/323:34:293
173652550,0sleep30-21swapper/323:49:313
75812540,0sleep20-21swapper/223:13:332
149152530,1sleep321674-21kworker/3:121:44:023
2419299390,38cyclictest0-21swapper/220:55:122
2419299291,27cyclictest0-21swapper/200:20:522
2419299290,28cyclictest0-21swapper/221:35:132
2418899280,27cyclictest0-21swapper/123:33:191
2418899280,27cyclictest0-21swapper/120:50:471
2418899280,27cyclictest0-21swapper/119:11:251
2419299270,26cyclictest0-21swapper/223:16:342
2418899270,26cyclictest0-21swapper/122:51:301
2418899270,26cyclictest0-21swapper/121:14:381
2418899270,26cyclictest0-21swapper/121:08:111
2418899270,26cyclictest0-21swapper/121:04:411
2418899270,26cyclictest0-21swapper/119:53:401
2418899270,26cyclictest0-21swapper/119:46:521
2418899270,26cyclictest0-21swapper/119:44:221
2418899270,26cyclictest0-21swapper/100:13:071
2419299260,25cyclictest0-21swapper/221:56:272
2419299260,25cyclictest0-21swapper/221:44:532
2419299260,25cyclictest0-21swapper/221:23:392
2418899260,26cyclictest0-21swapper/120:41:051
2418899260,25cyclictest0-21swapper/123:45:281
2418899260,25cyclictest0-21swapper/122:42:541
2418899260,25cyclictest0-21swapper/120:55:021
2418899260,25cyclictest0-21swapper/120:37:591
2418899260,25cyclictest0-21swapper/120:11:221
2418899260,25cyclictest0-21swapper/120:06:581
2418899260,25cyclictest0-21swapper/119:55:131
2418899260,25cyclictest0-21swapper/100:28:391
2418899250,24cyclictest0-21swapper/123:10:111
2418899250,24cyclictest0-21swapper/123:03:071
2418899250,24cyclictest0-21swapper/121:53:361
2418899250,24cyclictest0-21swapper/121:33:591
2418899250,24cyclictest0-21swapper/121:22:081
2418899250,24cyclictest0-21swapper/100:39:371
2418899250,19cyclictest10801-21ssh22:27:001
2418899250,19cyclictest0-21swapper/121:36:581
24192992421,2cyclictest0-21swapper/223:23:012
2419299240,23cyclictest0-21swapper/222:28:082
2419299240,23cyclictest0-21swapper/222:12:302
2419299240,18cyclictest0-21swapper/223:46:102
24188992416,7cyclictest0-21swapper/123:57:431
24188992415,8cyclictest0-21swapper/122:08:141
2418899241,22cyclictest0-21swapper/123:19:071
2418899240,23cyclictest0-21swapper/122:36:571
2418899240,23cyclictest0-21swapper/121:41:431
2418899240,23cyclictest0-21swapper/100:16:551
2418499240,23cyclictest0-21swapper/022:36:270
2418499240,23cyclictest0-21swapper/022:04:440
2418499240,23cyclictest0-21swapper/021:48:200
2418499240,23cyclictest0-21swapper/021:11:260
2419299232,20cyclictest0-21swapper/200:01:222
24192992316,6cyclictest0-21swapper/223:08:062
24192992316,6cyclictest0-21swapper/223:08:062
24192992316,6cyclictest0-21swapper/222:30:132
24192992316,6cyclictest0-21swapper/200:33:592
2419299230,3cyclictest0-21swapper/223:28:142
24188992320,2cyclictest0-21swapper/119:15:101
2418899231,21cyclictest0-21swapper/123:53:011
2418899231,21cyclictest0-21swapper/121:56:181
2418899230,22cyclictest0-21swapper/123:25:241
2418899230,22cyclictest0-21swapper/123:05:031
2418899230,22cyclictest0-21swapper/123:05:031
2418899230,22cyclictest0-21swapper/122:55:511
2418899230,22cyclictest0-21swapper/122:16:501
2418899230,22cyclictest0-21swapper/122:14:411
2418899230,22cyclictest0-21swapper/121:17:481
2418899230,22cyclictest0-21swapper/119:39:161
2418899230,22cyclictest0-21swapper/100:08:531
2418499232,20cyclictest0-21swapper/021:35:580
2418499231,21cyclictest0-21swapper/000:22:190
2418499230,3cyclictest0-21swapper/023:24:540
2418499230,22cyclictest0-21swapper/023:48:190
2418499230,22cyclictest0-21swapper/022:46:220
2418499230,22cyclictest0-21swapper/022:08:280
2418499230,22cyclictest0-21swapper/021:31:140
2418499230,17cyclictest0-21swapper/023:43:020
2418499230,17cyclictest0-21swapper/000:28:310
2019322319,3sleep30-21swapper/319:56:093
2419299227,14cyclictest0-21swapper/200:16:432
2419299226,3cyclictest0-21swapper/223:38:312
2419299222,19cyclictest0-21swapper/221:31:262
2419299222,19cyclictest0-21swapper/200:26:482
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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